# Math

You may go to the Investigate Page for a step-by-step explanation of each of the above main topics. Each explanation is in PDF format using Adobe Reader™ or PPS format using Powerpoint Viewer™. Design your own fraction images with the Fraction Designer Pages.

## Visual Fractions - A Fraction Tutorial

Staff Picks: Sports Science Staff Picks: Sports Science Collisions on Ice What happens when two hockey players collide? Try our hockey collision calculator! Putting Something on the Ball
Staff Picks: Sports Science

Sport Science Index - Topics

Sport Science: MLB Vision - ESPN Video

Sport Science: Hitting A Softball - ESPN Video

Sport Science: Distraction - ESPN Video

energyinsports.png (PNG Image, 1509x2176 pixels) - Scaled (29%)

Science of NFL Football

## Thinking Blocks - Model and Solve Math Word Problems

1.0A.1 : Use addition and subtraction within 20 to solve word problems involving situations of adding to, taking from, putting together, taking apart, and comparing, with unknowns in all positions, e.g., by using objects, drawings, and equations with a symbol for the unknown number to represent the problem. 1.0A.2 : Solve word problems that call for addition of three whole numbers whose sum is less than or equal to 20, e.g., by using objects, drawings, and equations with a symbol for the unknown number to represent the problem. 2.0A.1 : Use addition and subtraction within 100 to solve one- and two-step word problems involving situations of adding to, taking from, putting together, taking apart, and comparing, with unknowns in all positions, e.g., by using drawings and equations with a symbol for the unknown number to represent the problem.Cynthia Lanius' Lessons: Who Wants Pizza? Fractions Table of Contents

## Free Fractions Tools | Conceptua Fractions

Conceptua Math includes interactive, visual tools that are ideal for teacher-facilitated, whole-class instruction, "Number Talks" and for parents supporting their students at home. These tools, available free of charge, are located under the Tool Library tab in our full curriculum. The full Conceptua Math curriculum includes integrated teacher supports, adaptive teaching, student investigations, and much more.By Laura Turner This is a continuing series on Web2.0 and other web-based tools for educators. This information is specific to math educators, but there is some crossover into science.

## Web 2.0 Tools for Math Educators

Help students be reminded of the movement towards racial equality as they create one or two time lines. One time line is about the events and accomplishments of Martin Luther King Jr. The second timeline is about the progress made in America, so far, towards racial balance and equal opportunity. Students need to create correctly spaced timelines, enter the events that they find most powerful, and reflect on the speed, lags, or spacing of this progress. Students can create either timeline or they can create both timelines.